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Description
4.3 Wheel and fork
Figure 4: Components of the wheel, example of front wheel
1 Tyre
2Rim
3 Suspension fork head with setting wheel
4 Shock absorber
5 Spoke
6 Quick release
7Hub
8 Valve
9 Fork end of the shock absorber
4.3.1 Valve
Each wheel has a valve. It is used to fill the tyre with
air. There is a valve cap on each valve. The screw-on
valve cap keeps out dust and dirt.
The bicycle either has a classical Dunlop valve, a
Presta valve or a Schrader valve.
EN_034-11471_1.1_0.01_09.18_HERCULES BOSCH_Puria_Inhalt.book Page 27 Wednesday, October 11, 2017 1:59 PM